EP2197107A3 - Surface acoustic wave filter and communication apparatus - Google Patents
Surface acoustic wave filter and communication apparatus Download PDFInfo
- Publication number
- EP2197107A3 EP2197107A3 EP10158450A EP10158450A EP2197107A3 EP 2197107 A3 EP2197107 A3 EP 2197107A3 EP 10158450 A EP10158450 A EP 10158450A EP 10158450 A EP10158450 A EP 10158450A EP 2197107 A3 EP2197107 A3 EP 2197107A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- conductor pattern
- piezoelectric substrate
- disposed
- wiring
- acoustic wave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010897 surface acoustic wave method Methods 0.000 title abstract 2
- 239000004020 conductor Substances 0.000 abstract 6
- 239000000758 substrate Substances 0.000 abstract 5
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0047—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks
- H03H9/0066—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel
- H03H9/0071—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel the balanced terminals being on the same side of the tracks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/203—Strip line filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0033—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
- H03H9/0038—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on the same side of the track
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0085—Balance-unbalance or balance-balance networks using surface acoustic wave devices having four acoustic tracks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0085—Balance-unbalance or balance-balance networks using surface acoustic wave devices having four acoustic tracks
- H03H9/009—Lattice filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
- H03H9/14576—Transducers whereby only the last fingers have different characteristics with respect to the other fingers, e.g. different shape, thickness or material, split finger
- H03H9/14582—Transducers whereby only the last fingers have different characteristics with respect to the other fingers, e.g. different shape, thickness or material, split finger the last fingers having a different pitch
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
- H03H9/14588—Horizontally-split transducers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6423—Means for obtaining a particular transfer characteristic
- H03H9/6433—Coupled resonator filters
- H03H9/6483—Ladder SAW filters
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003046269 | 2003-02-24 | ||
JP2003406255A JP4222197B2 (en) | 2003-02-24 | 2003-12-04 | Surface acoustic wave filter, communication device |
EP04290489A EP1453198B1 (en) | 2003-02-24 | 2004-02-24 | Surface acoustic wave filter and communication apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04290489.6 Division | 2004-02-24 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP2197107A2 EP2197107A2 (en) | 2010-06-16 |
EP2197107A3 true EP2197107A3 (en) | 2010-06-23 |
EP2197107B1 EP2197107B1 (en) | 2013-06-26 |
Family
ID=32775225
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04290489A Expired - Lifetime EP1453198B1 (en) | 2003-02-24 | 2004-02-24 | Surface acoustic wave filter and communication apparatus |
EP10158450.6A Expired - Lifetime EP2197107B1 (en) | 2003-02-24 | 2004-02-24 | Surface acoustic wave filter and communication apparatus |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04290489A Expired - Lifetime EP1453198B1 (en) | 2003-02-24 | 2004-02-24 | Surface acoustic wave filter and communication apparatus |
Country Status (5)
Country | Link |
---|---|
US (1) | US7295089B2 (en) |
EP (2) | EP1453198B1 (en) |
JP (1) | JP4222197B2 (en) |
KR (1) | KR100538484B1 (en) |
CN (1) | CN100372230C (en) |
Families Citing this family (64)
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---|---|---|---|---|
JP4403819B2 (en) * | 2004-02-09 | 2010-01-27 | 株式会社村田製作所 | Manufacturing method of electronic parts |
JP3993579B2 (en) * | 2004-04-28 | 2007-10-17 | 富士通メディアデバイス株式会社 | Balanced output type filter |
WO2006003787A1 (en) * | 2004-06-30 | 2006-01-12 | Murata Manufacturing Co., Ltd. | Balance type elastic wave filter and elastic wave filter device |
CN1842961B (en) * | 2004-07-23 | 2010-10-20 | 株式会社村田制作所 | Acoustic surface wave device |
US7479853B2 (en) * | 2004-09-02 | 2009-01-20 | Murata Manufacturing Co., Ltd. | Balanced type surface acoustic wave filter |
JP4412123B2 (en) * | 2004-09-09 | 2010-02-10 | エプソントヨコム株式会社 | Surface acoustic wave device |
US7274270B2 (en) * | 2005-04-13 | 2007-09-25 | Avago Technologies Wireless Ip (Singapore) Pte. Ltd. | Resonator matching network |
DE112006002957B4 (en) | 2005-11-14 | 2010-12-16 | Murata Manufacturing Co. Ltd., Nagaokakyo-shi | A method of manufacturing a surface acoustic wave device and surface acoustic wave device |
JP4694951B2 (en) * | 2005-11-16 | 2011-06-08 | 京セラ株式会社 | Surface acoustic wave device |
CN1976222B (en) * | 2005-11-30 | 2011-09-21 | 京瓷株式会社 | Acoustic surface wave element, acoustic surface wave device, and communication device with same |
JP2007259430A (en) * | 2006-02-24 | 2007-10-04 | Matsushita Electric Ind Co Ltd | Surface acoustic wave filter, antenna duplexer, high frequency module using the same, and communication device |
JP2011217420A (en) * | 2006-02-24 | 2011-10-27 | Panasonic Corp | Surface acoustic wave filter, antenna duplexer, high-frequency module using them, and communication apparatus |
US7579928B2 (en) * | 2006-04-03 | 2009-08-25 | Kyocera Corporation | Surface acoustic wave device and communication device |
WO2007116760A1 (en) * | 2006-04-06 | 2007-10-18 | Murata Manufacturing Co., Ltd. | Duplexer |
US8143681B2 (en) * | 2006-04-20 | 2012-03-27 | The George Washington University | Saw devices, processes for making them, and methods of use |
US20100007444A1 (en) * | 2006-04-20 | 2010-01-14 | Anis Nurashikin Nordin | GHz Surface Acoustic Resonators in RF-CMOS |
JP5121178B2 (en) * | 2006-07-24 | 2013-01-16 | 京セラ株式会社 | Surface acoustic wave device and communication device |
JP5025181B2 (en) * | 2006-07-24 | 2012-09-12 | 京セラ株式会社 | Surface acoustic wave device and communication device |
WO2008018452A1 (en) * | 2006-08-07 | 2008-02-14 | Kyocera Corporation | Method for manufacturing surface acoustic wave device |
JP4244057B2 (en) * | 2006-08-30 | 2009-03-25 | 富士通メディアデバイス株式会社 | Balance filter and duplexer |
DE102006042546A1 (en) * | 2006-09-11 | 2008-03-27 | Epcos Ag | With surface waves working electrical component |
JP4702454B2 (en) * | 2007-02-02 | 2011-06-15 | 株式会社村田製作所 | Elastic wave filter device |
US20090124513A1 (en) * | 2007-04-20 | 2009-05-14 | Patricia Berg | Multiplex Biosensor |
KR101027593B1 (en) | 2007-05-29 | 2011-04-06 | 가부시키가이샤 무라타 세이사쿠쇼 | Acoustic wave branching filter |
WO2008146524A1 (en) * | 2007-05-30 | 2008-12-04 | Murata Manufacturing Co., Ltd. | Surface acoustic wave filter device |
JP2009010559A (en) * | 2007-06-27 | 2009-01-15 | Nippon Dempa Kogyo Co Ltd | Piezoelectric component and method of manufacturing the same |
US20090016036A1 (en) * | 2007-07-13 | 2009-01-15 | Wong Shaw Fong | Conductor reinforcement for circuit boards |
JP5110611B2 (en) * | 2007-07-26 | 2012-12-26 | 京セラ株式会社 | Surface acoustic wave device and communication device |
US8031034B1 (en) | 2007-08-27 | 2011-10-04 | Triquint Semiconductor, Inc. | Surface acoustic wave filter and method for improved rejection |
US8138858B1 (en) * | 2007-10-29 | 2012-03-20 | Rf Micro Devices, Inc. | Architectures using multiple dual-mode surface acoustic wave devices |
JP2009147914A (en) * | 2007-11-22 | 2009-07-02 | Panasonic Corp | Surface acoustic wave filter and surface acoustic wave duplexer |
JP2009206688A (en) | 2008-02-27 | 2009-09-10 | Fujitsu Media Device Kk | Balance filter |
CN101965683B (en) * | 2008-03-19 | 2014-01-29 | 株式会社村田制作所 | Surface acoustic wave device |
EP2197108B1 (en) | 2008-03-27 | 2013-01-30 | Murata Manufacturing Co. Ltd. | Elastic wave filter device |
EP2290817A4 (en) * | 2008-06-16 | 2011-08-24 | Murata Manufacturing Co | Elastic boundary wave device |
KR101232242B1 (en) * | 2008-11-04 | 2013-02-12 | 가부시키가이샤 무라타 세이사쿠쇼 | Elastic wave filter device and module comprising the elastic wave filter device |
CN102150364B (en) | 2008-11-04 | 2013-12-11 | 株式会社村田制作所 | Elastic wave filter device |
JP4809448B2 (en) * | 2009-02-02 | 2011-11-09 | 日本電波工業株式会社 | Duplexer |
CN102804600B (en) * | 2009-06-26 | 2015-09-02 | 京瓷株式会社 | Surface acoustic wave filter and use its channel-splitting filter |
JP5325729B2 (en) * | 2009-09-28 | 2013-10-23 | 太陽誘電株式会社 | Elastic wave filter |
US8169279B2 (en) * | 2009-10-23 | 2012-05-01 | Lojack Operating Company, Lp | Notched saw image frequency rejection filter system |
US9099981B2 (en) | 2010-01-20 | 2015-08-04 | Skyworks Panasonic Filter Solutions Japan Co., Ltd. | Acoustic wave device having an inorganic insulator and an organic insulator |
DE102010021164B4 (en) * | 2010-05-21 | 2019-02-21 | Snaptrack, Inc. | Balanced / Unbalanced working SAW filter |
JP5142302B2 (en) * | 2010-07-13 | 2013-02-13 | 太陽誘電株式会社 | Balance filter |
US8960004B2 (en) | 2010-09-29 | 2015-02-24 | The George Washington University | Synchronous one-pole surface acoustic wave resonator |
US9153764B2 (en) * | 2011-03-08 | 2015-10-06 | Nokia Technologies Oy | Apparatus for transducing a surface acoustic wave |
JP5648745B2 (en) * | 2011-07-11 | 2015-01-07 | 株式会社村田製作所 | Elastic wave filter device |
JP6116120B2 (en) | 2012-01-24 | 2017-04-19 | 太陽誘電株式会社 | Acoustic wave device and method of manufacturing acoustic wave device |
CN104040887B (en) * | 2012-02-06 | 2016-08-17 | 株式会社村田制作所 | Filter apparatus |
CN103929147B (en) * | 2013-01-11 | 2017-02-01 | 中国科学院声学研究所 | Single-ended pair SAW resonator with high quality factors |
WO2014167752A1 (en) * | 2013-04-10 | 2014-10-16 | 株式会社村田製作所 | Duplexer |
JP6176324B2 (en) | 2013-06-13 | 2017-08-09 | 株式会社村田製作所 | Filter device and duplexer |
JP5880529B2 (en) | 2013-11-29 | 2016-03-09 | 株式会社村田製作所 | Surface acoustic wave filter |
WO2016017307A1 (en) * | 2014-07-28 | 2016-02-04 | 株式会社村田製作所 | Ladder type filter |
CN107078720B (en) * | 2014-10-06 | 2021-12-24 | 株式会社村田制作所 | Ladder filter and duplexer |
CN107852143B (en) * | 2015-07-28 | 2021-02-26 | 株式会社村田制作所 | Elastic wave device |
FR3039708B1 (en) * | 2015-07-31 | 2019-08-09 | Senseor | ELASTIC WAVE RESONATOR OF SIMPLE SURFACE SUBSTRATE PORT WITH HIGH PERMITTIVITY |
WO2017110308A1 (en) * | 2015-12-21 | 2017-06-29 | 株式会社村田製作所 | Acoustic wave device |
WO2017221518A1 (en) | 2016-06-21 | 2017-12-28 | 株式会社村田製作所 | Elastic wave device and manufacturing method therefor |
CN110679085B (en) * | 2017-06-05 | 2023-11-21 | 株式会社村田制作所 | Elastic wave filter device |
TWI729724B (en) * | 2020-03-10 | 2021-06-01 | 新唐科技股份有限公司 | Gas sensor |
WO2023068128A1 (en) * | 2021-10-18 | 2023-04-27 | 株式会社村田製作所 | Filter device |
WO2023149398A1 (en) * | 2022-02-02 | 2023-08-10 | 東レ株式会社 | Laminate, method for manufacturing laminate, hollow structure, and electronic component |
CN116827296B (en) * | 2023-06-05 | 2024-06-07 | 无锡市好达电子股份有限公司 | Elastic wave filter and preparation method thereof |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05167387A (en) * | 1991-12-12 | 1993-07-02 | Fujitsu Ltd | Surface acoustic wave device |
JPH0730362A (en) * | 1993-07-13 | 1995-01-31 | Mitsubishi Electric Corp | Surface acoustic wave device |
EP1079521A1 (en) * | 1999-01-12 | 2001-02-28 | Kabushiki Kaisha Toshiba | Surface acoustic wave element and surface acoustic wave device |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582840A (en) | 1966-09-27 | 1971-06-01 | Zenith Radio Corp | Acoustic wave filter |
US3582540A (en) | 1969-04-17 | 1971-06-01 | Zenith Radio Corp | Signal translating apparatus using surface wave acoustic device |
DE2610183A1 (en) * | 1975-03-12 | 1976-09-23 | Murata Manufacturing Co | WAVE FILTER WITH ACOUSTIC SURFACE CONDUCTION |
DE2631671A1 (en) * | 1975-07-14 | 1977-02-03 | Tokyo Shibaura Electric Co | DEVICE FOR ELASTIC SURFACE WAVES |
JPS529389A (en) | 1975-07-14 | 1977-01-24 | Toshiba Corp | Surface acoustic wave device |
JPH0316409A (en) | 1989-06-14 | 1991-01-24 | Hitachi Ltd | Surface acoustic wave device and manufacture thereof |
JPH05235684A (en) | 1992-02-25 | 1993-09-10 | Tdk Corp | Multielectrode type surface acoustic wave device |
US5847626A (en) | 1994-02-22 | 1998-12-08 | Matsushita Electric Industrial Co., Ltd. | Balanced-type surface acoustic wave lattice filter |
JPH07264000A (en) | 1994-03-16 | 1995-10-13 | Fujitsu Ltd | Surface acoustic wave filter element and surface acoustic wave filter formed by packaging the same |
JPH07297675A (en) | 1994-04-26 | 1995-11-10 | Fujitsu Ltd | Surface acoustic wave resonator |
KR20000067918A (en) | 1996-07-19 | 2000-11-25 | 야마모토 카즈모토 | Surface acoustic wave functional device |
JPH11122071A (en) | 1997-10-09 | 1999-04-30 | Murata Mfg Co Ltd | Surface wave device |
JP2000049567A (en) | 1998-07-31 | 2000-02-18 | Kyocera Corp | Surface acoustic wave filter |
JP2000138553A (en) | 1998-10-30 | 2000-05-16 | Kyocera Corp | Surface acoustic wave filter and its manufacture |
JP3498204B2 (en) | 1999-03-10 | 2004-02-16 | 株式会社村田製作所 | Surface acoustic wave filter and communication device using the same |
JP2002043892A (en) | 2000-07-31 | 2002-02-08 | Kyocera Corp | Surface acoustic wave device and communication terminal using the device |
JP3509764B2 (en) | 2001-03-23 | 2004-03-22 | 株式会社村田製作所 | Surface acoustic wave device, communication device |
EP1315297A3 (en) | 2001-10-29 | 2010-02-17 | Panasonic Corporation | Surface acoustic wave filter element, surface acoustic wave filter and communication device using the same |
JP4251476B2 (en) | 2001-10-29 | 2009-04-08 | パナソニック株式会社 | Surface acoustic wave filter element |
CN1945969A (en) * | 2002-03-06 | 2007-04-11 | 松下电器产业株式会社 | Surface acoustic wave filter, balanced circuit, and communication apparatus |
JP3952907B2 (en) * | 2002-08-28 | 2007-08-01 | 株式会社村田製作所 | Surface acoustic wave device, communication device |
-
2003
- 2003-12-04 JP JP2003406255A patent/JP4222197B2/en not_active Expired - Lifetime
-
2004
- 2004-02-06 US US10/773,818 patent/US7295089B2/en active Active
- 2004-02-18 CN CNB2004100055833A patent/CN100372230C/en not_active Expired - Lifetime
- 2004-02-24 KR KR10-2004-0012253A patent/KR100538484B1/en active IP Right Grant
- 2004-02-24 EP EP04290489A patent/EP1453198B1/en not_active Expired - Lifetime
- 2004-02-24 EP EP10158450.6A patent/EP2197107B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05167387A (en) * | 1991-12-12 | 1993-07-02 | Fujitsu Ltd | Surface acoustic wave device |
JPH0730362A (en) * | 1993-07-13 | 1995-01-31 | Mitsubishi Electric Corp | Surface acoustic wave device |
EP1079521A1 (en) * | 1999-01-12 | 2001-02-28 | Kabushiki Kaisha Toshiba | Surface acoustic wave element and surface acoustic wave device |
Also Published As
Publication number | Publication date |
---|---|
KR20040076222A (en) | 2004-08-31 |
JP2004282707A (en) | 2004-10-07 |
EP1453198A3 (en) | 2006-03-01 |
EP2197107A2 (en) | 2010-06-16 |
JP4222197B2 (en) | 2009-02-12 |
CN100372230C (en) | 2008-02-27 |
CN1525640A (en) | 2004-09-01 |
US7295089B2 (en) | 2007-11-13 |
US20040196119A1 (en) | 2004-10-07 |
EP1453198A2 (en) | 2004-09-01 |
EP1453198B1 (en) | 2013-01-30 |
KR100538484B1 (en) | 2005-12-23 |
EP2197107B1 (en) | 2013-06-26 |
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